ABB|SD834 3BSC610067R1|Power Supply Module

ABB SD834 3BSC610067R1 High-Current Power Supply Module

Description
ABB SD834 is a high-current DIN-rail power supply unit delivering up to 20 A at 24 V DC, designed for industrial automation systems requiring redundancy and extended uptime.

Features

• Supports parallel connection for increased output power
• Includes DC-OK relay contact for system monitoring
• Soft-start function prevents inrush current at startup
• Suitable for SELV and PELV applications
• Class I equipment with protective earth connection
• Compatible with AC or DC input sources

Technical Specifications

• Type: Switch-Mode Power Supply
• Output Voltage: 24 V DC
• Rated Output Current: 20 A
• Max Output Current: 30 A (<4 s)
• Rated Output Power: 480 W
• Input Voltage Range:
  • AC: 85–276 V
  • DC: 88–187 V
• Efficiency: Up to 93.9%
• Power Factor: 0.95 / 0.90
• Holdup Time:
  • 77 ms (230V / 10A min) – 100 ms (typ)
  • 36 ms (230V / 20A min) – 51 ms (typ)
• Ripple: <100 mV peak-to-peak
• Heat Dissipation: 40 / 31 W
• Ambient Temperature Max: 55 °C
• Protection Features: Over-current, over-voltage (<37 V), hiccup short-circuit protection
• Certifications: CE, UL 508, EN 50178, cULus Class 1 Div 2
• Marine Certifications: ABS, BV, DNV-GL, LR
• Mounting: DIN rail, 82 mm width
• Dimensions:
  • Width: 82 mm
  • Depth: 127 mm
  • Height: 124 mm
• Weight: 1200 g